The degradation rate of TCAA was found to be related to the amount or particle size of the composition material and stirring speed.

研究发现，不同固液比、复合材料粒径不同、不同搅拌速度及不同气氛对TCAA的降解速率都有影响。

youdao

Typically, though, you might stop somewhere in the middle and have some reasonable amount of material in both phases, and you want to find out the composition in each phase.

通常地，虽然，你或许,停在中间的某个位置,在两相中都有适量的物质，你想,找出每一相的组成。

youdao

Debris on the surface of Iapetus has a similar composition to material known to exist on Phoebe.

“土卫八”表面的碎片与已知存在于“菲比”上的物质的成分相似。

youdao

In Europe, the market has generally preferred hand-carved frames to those common in England and America in the 19th century, which were adorned with molded and applied ornament made from "compo, " a plasterlike composition material.

FORBES: Features

Observations of the material coating the dark face of Iapetus indicate it has a similar composition to the surface material on Phoebe.

BBC: New ring detected around Saturn

Assuming not, might it also help to more accurately date the composition of the source material?

FORBES: Could Computer Analysis Help Date the Gospels?